25
The prime numbers greater than 21 are 23, 29, 31, 37, 41, 43, 47, etc.
It is greater than. Don't let the decimals confuse you. Think of it as 12 and 3 individually. If it is the same number such as 3.3 and 3.21, look at the .3 and .21, the first digit number to see if it's greater than
1
5.25
34+21 = 55 and 70-21 = 55
Your Mama! I mean 21.
-15.2
First odd number greater than 20 is 21 Last odd number less than 200 is 199 → number of odd numbers between 20 and 200 is (199 - 21) ÷ 2 + 1 = 90
When comparing the values of two numbers, you can use a number line to determine which number is greater. The number on the right is always greater than the number on the left. In the example below, you can see that 14 is greater than 8 because 14 is to the right of 8 on the number line.
There are infinitely many numbers less than -20 but greater than -21 (it's a long explanation), with a few examples being -20.11111111, -20.5, and -6.5(2143/22)^0.25.
25 and 30
39
22
There is no "the" prime number in that range - there are 21 of them. If you want "the" prime number you will need to be more specific.
less than
The even whole numbers greater than 21 and less than 28 are: 22, 24 and 26